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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPC8535E датащи(PDF) 37 Page - Freescale Semiconductor, Inc |
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MPC8535E датащи(HTML) 37 Page - Freescale Semiconductor, Inc |
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37 / 126 page  eSPI MPC8535E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 3 Freescale Semiconductor 37 Figure 11 provides the AC test load for the DDR bus. Figure 11. DDR AC Test Load 2.7 eSPI This section describes the DC and AC electrical specifications for the eSPI of the MPC8535E. 2.7.1 eSPI DC Electrical Characteristics Table 20 provides the DC electrical characteristics for the device eSPI. 2.7.2 eSPI AC Timing Specifications Table 21 and provide the eSPI input and output AC timing specifications. Table 20. SPI DC Electrical Characteristics Characteristic Symbol Condition Min Max Unit Output high voltage VOH IOH = –6.0 mA 2.4 — V Output low voltage VOL IOL = 6.0 mA — 0.5 V Output low voltage VOL IOL = 3.2 mA — 0.4 V Input high voltage VIH —2.0 OVDD + 0.3 V Input low voltage VIL — –0.3 0.8 V Input current IIN 0 V ≤ VIN ≤ OVDD —±10 μA Table 21. SPI AC Timing Specifications1 Characteristic Symbol 2 Min Max Unit Note SPI_MOSI output—Master data hold time tNIKHOX 0.5 —ns 3 tNIKHOX 4.0 4 SPI_MOSI output—Master datadelay tNIKHOV — 6.0 ns 3 tNIKHOV 7.4 4 SPI_CS outputs—Master data hold time tNIKHOX2 0— ns — Output Z0 = 50 Ω RL = 50 Ω GVDD/2 |
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